Home / 10,528.09-14,528.77-5,812.37

Finding the Fourth Proportional to 10,528.09, 14,528.77 and 5,812.37

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Solution

The fourth proportional to 10,528.09, 14,528.77 and 5,812.37 is: 8,021.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.09 : 14,528.77 = 5,812.37 : x
  2. Step 2: Convert to fraction form
    10,528.09/14,528.77 = 5,812.37/x
  3. Step 3: Cross multiply
    10,528.09x = 14,528.77 × 5,812.37
  4. Step 4: Simplify right side
    10,528.09x = 84,446,533.76
  5. Step 5: Solve for x
    x = 84,446,533.76/10,528.09
  6. Step 6: Final answer
    x = 8,021.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.